<template>
  <div>
    <breadcrumb :breadcrumbItem="['用户列表','用户管理']"></breadcrumb>

    <el-card>
      <el-row :gutter="20">
        <!-- 搜索 -->
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear='getUserList'>
            <template #append>
              <el-button icon="el-icon-search" @click="getUserList"></el-button>
            </template>
          </el-input>
        </el-col>
        <!-- 添加用户按钮 -->
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible=true">添加用户</el-button>
        </el-col>
      </el-row>

      <!-- 用户列表 -->
      <el-table :data="userList" style="width: 100%" border stripe>
        <el-table-column type='index' label="#"></el-table-column>
        <el-table-column prop="username" label="姓名"></el-table-column>
        <el-table-column prop="email" label="邮箱"></el-table-column>
        <el-table-column prop="mobile" label="电话"></el-table-column>
        <el-table-column prop="role_name" label="角色"></el-table-column>
        <el-table-column label="状态">
          <template v-slot="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template v-slot="scope">
            <!-- 修改按钮 -->
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            <!-- 删除按钮 -->
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="delUserById(scope.row.id)"></el-button>
            <!-- 分配角色 -->
            <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
              <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[1,2,5,10]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="total">
      </el-pagination>
    </el-card>

    <!-- 添加用户的对话框 -->
    <el-dialog title="添加用户" v-model="addDialogVisible" width="50%" @close='addDialogClosed'>
      <el-form ref="addFormRef" :model="addForm" :rules="addFormRules" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="addDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="addUser">确 定</el-button>
        </span>
      </template>
    </el-dialog>

    <!-- 修改用户的对话框 -->
    <el-dialog title="修改用户" v-model="editDialogVisible" width="50%" @close='editDialogClosed'>
      <el-form ref="editFormRef" :model="editForm" :rules="editFormRules" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="editDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="editUser">确 定</el-button>
        </span>
      </template>
    </el-dialog>
  </div>
</template>

<script>
  import Breadcrumb from 'components/common/Breadcrumb.vue'
  export default {
    components: {
      Breadcrumb
    },

    data() {
      var checkEmail = (rule, value, cb) => {
        const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
        if (regEmail.test(value)) {
          return cb()
        }
        cb(new Error('请输入合法的邮箱'))
      }
      var checkMobile = (rule, value, cb) => {
        const regMobile = /^1[3-9][0-9]{9}$/
        if (regMobile.test(value)) {
          return cb()
        }
        cb(new Error('请输入合法的手机号'))
      }

      return {
        queryInfo: {
          query: '',
          pagenum: 1,
          pagesize: 5
        },
        userList: [],
        total: 0,
        addDialogVisible: false,
        addForm: {
          username: "",
          password: "",
          email: "",
          mobile: ""
        },
        addFormRules: {
          username: [
            { required: true, message: '请输入用户名', trigger: 'blur' },
            { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
          ],
          password: [
            { required: true, message: '请输入密码', trigger: 'blur' },
            { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
          ],
          email: [
            { required: true, message: '请输入邮箱', trigger: 'blur' },
            { validator: checkEmail, trigger: 'blur' }
          ],
          mobile: [
            { required: true, message: '请输入手机号', trigger: 'blur' },
            { validator: checkMobile, trigger: 'blur' }
          ],
        },
        editDialogVisible:false,
        editForm:{},
        editFormRules:{
          email: [
            { required: true, message: '请输入邮箱', trigger: 'blur' },
            { validator: checkEmail, trigger: 'blur' }
          ],
          mobile: [
            { required: true, message: '请输入手机号', trigger: 'blur' },
            { validator: checkMobile, trigger: 'blur' }
          ],
        }

      }
    },

    created() {
      this.getUserList()
    },

    methods: {
      async getUserList() {
        const { data: res } = await this.$http.get('users', { params: this.queryInfo })
        if (res.meta.status !== 200) return this.$message.error('获取用户列表失败')
        this.userList = res.data.users
        this.total = res.data.total
      },
      handleSizeChange(newSize) {
        this.queryInfo.pagesize = newSize
        this.getUserList()
      },
      handleCurrentChange(newPage) {
        this.queryInfo.pagenum = newPage
        this.getUserList()
      },
      // 监听switch开关状态的变化
      async userStateChanged(userInfo) {
        const { data: res } = await this.$http.put(`users/${userInfo.id}/state/${userInfo.mg_state}`)
        if (res.meta.status !== 200) {
          userInfo.mg_state = !userInfo.mg_state
          return this.$message.error('更新用户状态失败')
        }
        this.$message.success('更新用户状态成功')
      },
      addDialogClosed() {
        this.$refs.addFormRef.resetFields()
      },
      addUser() {
        this.$refs.addFormRef.validate(async valid => {
          if (!valid) return
          const { data: res } = await this.$http.post('users/', this.addForm)
          if(res.meta.status!==201) return this.$message.error(res.meta.msg)
          this.$message.success('添加用户成功')
          this.addDialogVisible=false
          this.getUserList()
        })
      },
      async showEditDialog(id){
        const {data:res}=await this.$http.get('users/'+id)
        if(res.meta.status!==200) return this.$message.error("查询用户信息失败")
        this.editForm=res.data
        this.editDialogVisible=true
      },
      editDialogClosed() {
        this.$refs.editFormRef.resetFields()
      },
      editUser(){
        this.$refs.editFormRef.validate(async valid => {
          if (!valid) return
          const { data: res } = await this.$http.put('users/'+this.editForm.id,{
            email:this.editForm.email,mobile:this.editForm.mobile
          })
          if(res.meta.status!==200) return this.$message.error('更新用户信息失败')
          this.$message.success('更新用户信息成功')
          this.editDialogVisible=false
          this.getUserList()
        })
      },
      delUserById(id){
        this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(async () => {
          const {data:res}=await this.$http.delete('users/'+id)
          if(res.meta.status!==200) return this.$message.error('删除失败')
          this.$message.success('删除成功!');
          this.getUserList()
        }).catch(() => {
          this.$message.info('已取消删除');
        });
      }

    },


  }
</script>

<style lang="less" scoped>

</style>